Datasheet
ADA4627-1/ADA4637-1 Data Sheet
Rev. E | Page 6 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25°C, unless otherwise noted.
Figure 4. Voltage Noise Density vs. Frequency
Figure 5. Open-Loop Gain vs. Temperature
Figure 6. CMRR vs. Frequency
Figure 7. Open-Loop Gain and Phase vs. Frequency
Figure 8. Closed-Loop Z
OUT
vs. Frequency
Figure 9. V
OS
vs. Common-Mode Voltage
1
10
100
0.01
0.1 1
10
FREQUENCY (kHz)
VOLTAGE NOISE DENSITY (nV/√Hz)
ADA4627-1
T
A
= 25°C
V
SY
= ±15V
07559-003
60
80
100
120
140
–50 –25
0 25 50 75
100 125
TEMPERATURE (°C)
OPEN-LOOP GAIN (dB)
R
L
= 1kΩ
R
L
= 600Ω
ADA4627-1
T
A
= 25°C
V
SY
= ±15V
V
O
= ±11V
07559-004
120
100
80
60
40
20
0
100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
CMRR (dB)
ADA4627-1
T
A
= 25°C
V
SY
= ±15V
07559-010
–40
–20
0
20
40
60
80
100
120
1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
GAIN (dB) AND PHASE (Degrees)
ADA4627-1
T
A
= 25°C
V
SY
= ±15V
07559-006
19.1MHz
78°
0.01
0.1
1
10
100
100 1k 10k 100k 1M
10M 100M
FREQUENCY (Hz)
Z
OUT
(Ω)
A
V
= –100
A
V
= –10
A
V
= –1
ADA4627-1
T
A
= 25°C
V
SY
= ±15V
07559-007
150
100
50
0
–50
–100
–150
–15 –10
–5 0 5 10 15
V
OS
(µV)
V
CM
(V)
ADA4627-1
T
A
= 25°C
V
SY
= ±15V
07559-069